Senior Systems Architect

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🕒 February 25

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OTG - Open Technologies Group

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2001

🤝 B2B

🔧 Hardware

🏢 Enterprise

B2B • Hardware • Enterprise

OTG - Open Technologies Group is a Brazilian IT infrastructure company specializing in multivendor support and maintenance, equipment rental and resale, data center relocation and physical moves, and managed monitoring and sustainment services. With over two decades of experience and 24/7 national coverage, OTG provides hardware (new and refurbished), virtualization and backup solutions, IaaS/PaaS/SaaS offerings, professional IT staffing, sustainable IT asset disposal, and modular micro data center and cooling products for mission‑critical corporate environments.

📋 Description

• Lead architectural decisions for high-scale products. • Design, evolve, and ensure the quality of the system architecture. • Collaborate closely with product teams, engineering, and technical leadership. • Define and evolve the architecture of distributed systems and integrations. • Design scalable, secure, and highly available solutions. • Guide development teams on best practices and architectural patterns. • Conduct technical design reviews and strategic code reviews. • Identify technical risks and propose mitigation plans. • Document architectural decisions and reference models. • Serve as a technical point of reference in stakeholder discussions.

🎯 Requirements

• Strong experience as a System Architect / Software Architect in complex environments. • Hands-on experience with microservices architecture, REST/GraphQL APIs, and integrations. • Proficiency in at least one modern stack (Java/.NET/Node/Python or similar). • Knowledge of cloud platforms (AWS, Azure, or GCP) and managed services. • Experience with messaging, queues, and event-driven systems (Kafka, RabbitMQ, or similar). • Familiarity with security best practices, observability, performance, and resilience. • Prior experience guiding engineering teams and making technical decisions. • Preferred: Experience with event-driven architectures and Domain-Driven Design (DDD). • Experience operating in high-scale, mission-critical scenarios. • Cloud or software architecture certifications are a plus. • Experience working in agile environments and a DevOps/SRE culture.

🏖️ Benefits

• N/A